package com.txc.common.global.advice;

import com.txc.common.global.result.Result;
import com.txc.common.utils.format.ObjectFormat;
import org.springframework.core.MethodParameter;
import org.springframework.http.MediaType;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;

/**
 * @ClassName: ResponseAdvice
 * @Author: TXC
 * @Date: 2022-08-08 21:35
 **/
@RestControllerAdvice
public class ResponseAdvice implements ResponseBodyAdvice<Object> {
    @Override
    public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
        return !returnType.getParameterType().isAssignableFrom(Result.class);
    }

    @Override
    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType, Class<?
            extends HttpMessageConverter<?>> selectedConverterType, ServerHttpRequest request,
                                  ServerHttpResponse response) {
        if (returnType.getGenericParameterType().equals(String.class)) {
            return ObjectFormat.objectToStr(Result.ok(body));
        }
        return Result.ok(body);
    }


}
